import java.util.Scanner;

public class No591_FaceString {
    public static void main(String[] args) {

        Scanner scan = new Scanner(System.in);
        String value1 = scan.next();
        String value2 = scan.next();
        scan.close();

        System.out.println("(" + value1 + value2 + value1 + ")" + "/");
    }
}